{
  "cveId": "CVE-2026-20803",
  "url": "https://patchblox.com/security/cve/CVE-2026-20803",
  "summary": "CVE-2026-20803 is fixed in 3 products on 1 platform, first by KB5072936, released January 13, 2026. It is not reported as exploited. Patch Radar priority: High.",
  "title": "Microsoft SQL Server Elevation of Privilege Vulnerability",
  "description": "\u003Cp\u003EMissing authentication for critical function in SQL Server allows an authorized attacker to elevate privileges over a network.\u003C/p\u003E",
  "published": "2026-01-13T08:00:00Z",
  "severity": "Important",
  "cvss": 7.2,
  "cwe": "Missing Authentication for Critical Function",
  "epss": 0.01248,
  "epssPercentile": 0.69544,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "exploitabilityAssessment": "Exploitation Less Likely",
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20803",
  "fixes": [
    {
      "platform": "microsoft",
      "product": "Microsoft SQL Server 2022 for x64-based Systems (CU 22)",
      "fixedVersion": "",
      "fix": "KB5072936",
      "url": "https://patchblox.com/security/fix/microsoft/kb5072936",
      "released": "2026-01-13T08:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft SQL Server 2022 for x64-based Systems (GDR)",
      "fixedVersion": "",
      "fix": "KB5073031",
      "url": "https://patchblox.com/security/fix/microsoft/kb5073031",
      "released": "2026-01-13T08:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft SQL Server 2025 for x64-based Systems (GDR)",
      "fixedVersion": "",
      "fix": "KB5073177",
      "url": "https://patchblox.com/security/fix/microsoft/kb5073177",
      "released": "2026-01-13T08:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-09T01:18:40Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}